soccer playground class and code ain't work

[Erfan-ram]

when creating an object of soccerPlayground class it will raise an error . also when call other methode it won't work well .

[RamtinKosari]

HI @Erfan-ram
Your executor code should be like this code snippet :

# include "soccer-playground/Field.hpp"

int main() {
    SoccerPlayground soccer;
    soccer.drawPlayground();
    cv::Mat test = soccer.getPlayground();
    cv::imshow("Playground", test);
    cv::waitKey(0);
}